CN102617174A - Wear-resisting ceramic castable - Google Patents
Wear-resisting ceramic castable Download PDFInfo
- Publication number
- CN102617174A CN102617174A CN2012101006190A CN201210100619A CN102617174A CN 102617174 A CN102617174 A CN 102617174A CN 2012101006190 A CN2012101006190 A CN 2012101006190A CN 201210100619 A CN201210100619 A CN 201210100619A CN 102617174 A CN102617174 A CN 102617174A
- Authority
- CN
- China
- Prior art keywords
- weight part
- parts
- granularity
- mould material
- ceramic wear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses wear-resisting ceramic castable, comprising the following raw materials in parts by weight that: 9-15 parts of high-voltage electric porcelain with granularity d being more than 0mm and less than or equal to 3mm, 9-15 parts of high-voltage electric porcelain with granularity d being more than 3mm and less than or equal to 5mm, 5-12 parts of high-voltage electric porcelain with granularity d being more than 5mm and less than or equal to 8mm, 10-20 parts of level-I high-alumina aggregate with granulate d being more than 1mm and less than or equal to 3mm, 10-20 parts of level-I high-alumina aggregate with granulate d being more than 3mm and less than or equal to 6mm, 10-17 parts of high-alumina fine powder, 1-4 parts of low-temperature sintering agent, 1-4 parts of silicon micropowder, 1-4 parts of metakaolin, 1-4 parts of flint clay, 7-17 parts of aluminate cement, and 0.01-0.9 part of water reducer. The wear-resisting ceramic castable is high in wear resistance and acid-and-alkali corrosion resistance, thus being applicable to being used in the hearth of a fluidizer bed boiler and the settling chambers of a waste heat power generation boiler in a cement plant.
Description
Technical field
The present invention relates to a kind of wear-resistant castable, particularly a kind of ceramic wear-resisting mould material.
Background technology
Wear-resistant castable in the prior art; Its wear resisting property is not very high; Wear-resisting effect is not fine, and existing mould material only can to wear-resisting this on the one hand, just not good enough for acid and alkali-resistance and corrosion-resistant aspect; It is far from being enough that mould material in the settling pocket of the boiler of power generation by waste heat in fluid bed boiler furnace and cement mill particularly, its settling pocket only has wear resistance.So need a kind of mould material, can be wear-resisting acid and alkali-resistance again.
Summary of the invention
To the deficiency that exists in the prior art, the object of the present invention is to provide a kind of ceramic wear-resisting mould material, have good wear resistance and resistance to acids and bases.
Technical scheme of the present invention is achieved in that the ceramic wear-resisting mould material, and granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 9-15 part, and granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 9-15 part; Granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 5-12 part, and granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 10-20 part, and granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 10-20 part; The weight part of high alumina fine powder is 10-17 part; The weight part of low-temperature sintering agent is 1-4 part, and the weight part of silicon powder is 1-4 part, and the weight part of metakaolin is 1-4 part; The weight part of flint clay is 1-4 part; The weight part of aluminate cement is 7-17 part, and the weight part of water reducer is 0.01-0.9 part, and surplus is an impurity.
Above-mentioned ceramic wear-resisting mould material, granularity are that the weight part of the high tension insulator of 0mm＜d≤3mm is 11.5 parts, and granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 11.6 parts; Granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 8 parts, and granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 15.74 parts, and granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 15.74 parts; The weight part of high alumina fine powder is 13.4 parts; The weight part of low-temperature sintering agent is 2 parts, and the weight part of silicon powder is 2 parts, and the weight part of metakaolin is 2 parts; The weight part of flint clay is 2 parts; The weight part of aluminate cement is 12 parts, and the weight part of water reducer is 0.15 part, and surplus is an impurity.
Above-mentioned ceramic wear-resisting mould material, said granularity are that 1mm＜d≤3mm one-level bauxites aggregate and granularity are that total aluminum content of the one-level bauxites aggregate of 3mm＜d≤6mm is 70-88%.
Above-mentioned ceramic wear-resisting mould material, the weight part that comprises of said aluminate cement is CA-50 type aluminate cement of 4-12 part and the CA-70 type aluminate cement that weight part is 1-5 part.
Above-mentioned ceramic wear-resisting mould material, said water reducer are tripoly phosphate sodium STPP.
Above-mentioned ceramic wear-resisting mould material, said low-temperature sintering agent is a white clay.
Above-mentioned ceramic wear-resisting mould material, the granularity of said high alumina fine powder are 200 orders.
Above-mentioned ceramic wear-resisting mould material, said flint clay are that granularity is the flint clay micro mist of 3 μ m.
Above-mentioned ceramic wear-resisting mould material, the content of Si is with SiO in the said white clay
2The massfraction that calculates is 45-65%, and the content of Al is with Al
2O
3The massfraction that calculates is 30-53%.
Above-mentioned ceramic wear-resisting mould material, said metakaolin are to be raw material with kaolin, form through 720-800 ℃ of calcining dehydration in 10-12 hour.
The invention has the beneficial effects as follows: high tension insulator (being the pottery that uses in the high-tension circuit electrical equipment) is a kind of pottery of high-density high-strength; Ceramics component is purer; As the ceramic waste material in industrial production is used; Utilize the depleted pottery as aggregate, low-carbon environment-friendly, and also pottery has good heat-shock resistance, acid resistance, chemicalstability; Ceramic wear-resisting mould material wear resistance of the present invention is high, acid-alkali-corrosive-resisting property is high, is well suited for being applied in the settling pocket of fluid bed boiler furnace and cement mill boiler of power generation by waste heat.
Embodiment
The present invention is done further explanation:
Embodiment 1
Each proportioning raw materials of present embodiment is following: granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 11.5kg, and granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 11.6kg, and granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 8kg; Granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 15.74kg, and granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 15.74kg, and granularity is that the weight part of 200 purpose high alumina fine powders is 13.4kg; The weight part of white clay is 2kg; The weight part of silicon powder is 2kg, and the weight part of metakaolin is 2kg, and granularity is that the weight part of the flint clay micro mist of 3 μ m is 2kg; CA-50 type aluminate cement weight part is 10kg; CA-70 type pure calcium aluminate cement weight part is 2kg, and the weight part of tripoly phosphate sodium STPP is 0.15kg, and surplus is an impurity.Above-mentioned raw materials is added the water stirring process ceramic wear-resisting mould material concrete.
Said granularity is that 1mm＜d≤3mm one-level bauxites aggregate and granularity are that total aluminum content of the one-level bauxites aggregate of 3mm＜d≤6mm is 70%.The content of Si is with SiO in the said white clay
2The massfraction that calculates is 45%, and the content of Al is with Al
2O
3The massfraction that calculates is 30%.Said metakaolin is to be raw material with kaolin, forms through 800 ℃ of calcinings dehydration in 12 hours.Used white clay formal name used at school kaolin ore is a kind of mixture, belongs to nonmetallic minerals.
According to GB GB/T3002-2004 refractory product folding strength TP; GB/T5072-2008 refractory materials cold crushing strength TP; YB/T2202-1998 (2008) refractory castable crushing strength under high temperature TP; YB/T 5203-1993 density fireproof cast stockline velocity of variation TP; GB/T8301-2001 (2004) detects refractory materials normal temperature cut resistance test method; YB/T2206.2-1998 detects refractory product knock test method (water quick cooling method); GB/T18301-2001 (2004) refractory materials normal temperature cut resistance test method; GB/T14983-2008 refractory materials alkali proof test method (molten alkali crucible method) and the anti-sulfuric acid erosion test of GB/T17601-2008 refractory materials method are made following detection:
Its detected result is higher than the performance index of other mould material.
Embodiment 2
Each proportioning raw materials of present embodiment is following: granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 9kg, and granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 9kg, and granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 5kg; Granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 20kg, and granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 10kg, and granularity is that the weight part of 200 purpose high alumina fine powders is 10kg; The weight part of white clay is 1kg; The weight part of silicon powder is 1kg, and the weight part of metakaolin is 1kg, and granularity is that the weight part of the flint clay micro mist of 3 μ m is 1kg; CA-50 type aluminate cement weight part is 4kg; CA-70 type pure calcium aluminate cement weight part is 1kg, and the weight part of tripoly phosphate sodium STPP is 0.01kg, and surplus is an impurity.
Said granularity is that 1mm＜d≤3mm one-level bauxites aggregate and granularity are that total aluminum content of the one-level bauxites aggregate of 3mm＜d≤6mm is 88%.The content of Si is with SiO in the said white clay
2The massfraction that calculates is 65%, and the content of Al is with Al
2O
3The massfraction that calculates is 30%.Said metakaolin is to be raw material with kaolin, forms through 720 ℃ of calcinings dehydration in 10 hours.
Above-mentioned raw materials is added the water stirring process ceramic wear-resisting mould material concrete.
According to GB GB/T3002-2004 refractory product folding strength TP; GB/T5072-2008 refractory materials cold crushing strength TP; YB/T2202-1998 (2008) refractory castable crushing strength under high temperature TP; YB/T 5203-1993 density fireproof cast stockline velocity of variation TP; GB/T8301-2001 (2004) detects refractory materials normal temperature cut resistance test method; YB/T2206.2-1998 detects refractory product knock test method (water quick cooling method); GB/T18301-2001 (2004) refractory materials normal temperature cut resistance test method; GB/T14983-2008 refractory materials alkali proof test method (molten alkali crucible method) and the anti-sulfuric acid erosion test of GB/T17601-2008 refractory materials method are made following detection:
Its detected result is higher than the performance index of other mould material.
Embodiment 3
Each proportioning raw materials of present embodiment is following: granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 15kg, and granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 15kg, and granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 12kg; Granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 10kg, and granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 20kg, and granularity is that the weight part of 200 purpose high alumina fine powders is 17kg; The weight part of white clay is 4kg; The weight part of silicon powder is 4kg, and the weight part of metakaolin is 4kg, and granularity is that the weight part of the flint clay micro mist of 3 μ m is 4kg; CA-50 type aluminate cement weight part is 12kg; CA-70 type pure calcium aluminate cement weight part is 5kg, and the weight part of tripoly phosphate sodium STPP is 0.9kg, and surplus is an impurity.
Said granularity is that 1mm＜d≤3mm one-level bauxites aggregate and granularity are that total aluminum content of the one-level bauxites aggregate of 3mm＜d≤6mm is 75%.The content of Si is with SiO in the said white clay
2The massfraction that calculates is 50%, and the content of Al is with Al
2O
3The massfraction that calculates is 53%.Said metakaolin is to be raw material with kaolin, forms through 750 ℃ of calcinings dehydration in 11 hours.
Above-mentioned raw materials is added the water stirring process ceramic wear-resisting mould material concrete.
According to GB GB/T3002-2004 refractory product folding strength TP; GB/T5072-2008 refractory materials cold crushing strength TP; YB/T2202-1998 (2008) refractory castable crushing strength under high temperature TP; YB/T 5203-1993 density fireproof cast stockline velocity of variation TP; GB/T8301-2001 (2004) detects refractory materials normal temperature cut resistance test method; YB/T2206.2-1998 detects refractory product knock test method (water quick cooling method); GB/T18301-2001 (2004) refractory materials normal temperature cut resistance test method; GB/T14983-2008 refractory materials alkali proof test method (molten alkali crucible method) and the anti-sulfuric acid erosion test of GB/T17601-2008 refractory materials method are made following detection:
Its detected result is higher than the performance index of other mould material.
The foregoing description only be for explain clearly that the invention does for example, and be not qualification to the invention embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.Allly still be among the protection domain of the invention claim in any conspicuous variation of being extended out within spirit of the present invention and the principle or change.
Claims (10)
1. the ceramic wear-resisting mould material is characterized in that, granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 9-15 part; Granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 9-15 part, and granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 5-12 part, and granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 10-20 part; Granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 10-20 part, and the weight part of high alumina fine powder is 10-17 part, and the weight part of low-temperature sintering agent is 1-4 part; The weight part of silicon powder is 1-4 part; The weight part of metakaolin is 1-4 part, and the weight part of flint clay is 1-4 part, and the weight part of aluminate cement is 7-17 part; The weight part of water reducer is 0.01-0.9 part, and surplus is an impurity.
2. ceramic wear-resisting mould material according to claim 1 is characterized in that, granularity is that the weight part of the high tension insulator of 0mm＜d≤3mm is 11.5 parts; Granularity is that the weight part of the high tension insulator of 3mm＜d≤5mm is 11.6 parts, and granularity is that the weight part of the high tension insulator of 5mm＜d≤8mm is 8 parts, and granularity is that the weight part of the one-level bauxites aggregate of 1mm＜d≤3mm is 15.74 parts; Granularity is that the weight part of the one-level bauxites aggregate of 3mm＜d≤6mm is 15.74 parts, and the weight part of high alumina fine powder is 13.4 parts, and the weight part of low-temperature sintering agent is 2 parts; The weight part of silicon powder is 2 parts; The weight part of metakaolin is 2 parts, and the weight part of flint clay is 2 parts, and the weight part of aluminate cement is 12 parts; The weight part of water reducer is 0.15 part, and surplus is an impurity.
3. ceramic wear-resisting mould material according to claim 2 is characterized in that, said granularity is that 1mm＜d≤3mm one-level bauxites aggregate and granularity are that total aluminum content of the one-level bauxites aggregate of 3mm＜d≤6mm is 70-88%.
4. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, the weight part that comprises of said aluminate cement is CA-50 type aluminate cement of 4-12 part and the CA-70 type pure calcium aluminate cement that weight part is 1-5 part.
5. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, said water reducer is a tripoly phosphate sodium STPP.
6. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, said low-temperature sintering agent is a white clay.
7. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, the granularity of said high alumina fine powder is 200 orders.
8. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, said flint clay is that granularity is the flint clay micro mist of 3 μ m.
9. ceramic wear-resisting mould material according to claim 6 is characterized in that the content of Si is with SiO in the said white clay
2The massfraction that calculates is 45-65%, and the content of Al is with Al
2O
3The massfraction that calculates is 30-53%.
10. ceramic wear-resisting mould material according to claim 1 and 2 is characterized in that, said metakaolin is to be raw material with kaolin, forms through 720-800 ℃ of calcining dehydration in 10-12 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101006190A CN102617174A (en) | 2012-04-09 | 2012-04-09 | Wear-resisting ceramic castable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101006190A CN102617174A (en) | 2012-04-09 | 2012-04-09 | Wear-resisting ceramic castable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102617174A true CN102617174A (en) | 2012-08-01 |
Family
ID=46557449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101006190A Pending CN102617174A (en) | 2012-04-09 | 2012-04-09 | Wear-resisting ceramic castable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102617174A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553689A (en) * | 2013-11-09 | 2014-02-05 | 宁夏天纵泓光余热发电技术有限公司 | High-strength, alkali-proof and fireproof pouring material |
| CN103771891A (en) * | 2014-03-01 | 2014-05-07 | 唐山市腾翔耐磨耐火材料有限公司 | Preparation method of silicon carbide abrasion-resistant fire-resistant furnace body lining brick |
| CN103922759A (en) * | 2014-03-01 | 2014-07-16 | 唐山市腾翔耐磨耐火材料有限公司 | Preparation method of silicon carbide wear-resistant fireproof wind-guiding wall crossbeam and wind-guiding wall brick |
| CN104987015A (en) * | 2015-07-01 | 2015-10-21 | 内蒙古筑友建材有限公司 | Highly wear-resistant ceramic-metal compound paint for industrial pipeline and application method of paint |
| CN105040925A (en) * | 2015-07-01 | 2015-11-11 | 内蒙古筑友建材有限公司 | Anti-impact and wear-resistant ceramic coating structure and construction method thereof |
| CN109053167A (en) * | 2018-09-05 | 2018-12-21 | 北京东峰兴达耐火材料有限公司 | Vacuum boiler burner hearth gravity flow pouring material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1840499A (en) * | 2005-04-01 | 2006-10-04 | 高兴奎 | Casting materials for dry method large-scale cement rotary kiln |
| CN101337821A (en) * | 2008-08-15 | 2009-01-07 | 上海宝湘耐火材料有限公司 | Low density fire resistant pouring material for KR stirring paddle |
| CN101475388A (en) * | 2009-01-16 | 2009-07-08 | 张命荣 | High wear resistant castable refractory and using method thereof |
| CN101570441A (en) * | 2008-04-30 | 2009-11-04 | 北京通达耐火技术股份有限公司 | Preparation method for wear, alkali resistant castable refractory material |
| CN101633210A (en) * | 2009-08-28 | 2010-01-27 | 唐山市盈心耐火材料有限公司 | Method for preparing building material product from waste porcelain |
| CN101717246A (en) * | 2009-12-24 | 2010-06-02 | 中钢集团洛阳耐火材料研究院有限公司 | Method for preparing high alumina castable without being moistened by aluminum liquid |
-
2012
- 2012-04-09 CN CN2012101006190A patent/CN102617174A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1840499A (en) * | 2005-04-01 | 2006-10-04 | 高兴奎 | Casting materials for dry method large-scale cement rotary kiln |
| CN101570441A (en) * | 2008-04-30 | 2009-11-04 | 北京通达耐火技术股份有限公司 | Preparation method for wear, alkali resistant castable refractory material |
| CN101337821A (en) * | 2008-08-15 | 2009-01-07 | 上海宝湘耐火材料有限公司 | Low density fire resistant pouring material for KR stirring paddle |
| CN101475388A (en) * | 2009-01-16 | 2009-07-08 | 张命荣 | High wear resistant castable refractory and using method thereof |
| CN101633210A (en) * | 2009-08-28 | 2010-01-27 | 唐山市盈心耐火材料有限公司 | Method for preparing building material product from waste porcelain |
| CN101717246A (en) * | 2009-12-24 | 2010-06-02 | 中钢集团洛阳耐火材料研究院有限公司 | Method for preparing high alumina castable without being moistened by aluminum liquid |
Non-Patent Citations (2)
| Title |
|---|
| 周婷等: "耐磨陶瓷涂料的性能研究", 《硅酸盐通报》, vol. 30, no. 2, 30 April 2011 (2011-04-30), pages 294 - 297 * |
| 邓少霞等: "偏高岭土超细粉对中间包永久衬用高铝浇注料性能的影响", 《耐火材料》, vol. 41, no. 6, 31 December 2007 (2007-12-31) * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553689A (en) * | 2013-11-09 | 2014-02-05 | 宁夏天纵泓光余热发电技术有限公司 | High-strength, alkali-proof and fireproof pouring material |
| CN103771891A (en) * | 2014-03-01 | 2014-05-07 | 唐山市腾翔耐磨耐火材料有限公司 | Preparation method of silicon carbide abrasion-resistant fire-resistant furnace body lining brick |
| CN103922759A (en) * | 2014-03-01 | 2014-07-16 | 唐山市腾翔耐磨耐火材料有限公司 | Preparation method of silicon carbide wear-resistant fireproof wind-guiding wall crossbeam and wind-guiding wall brick |
| CN103922759B (en) * | 2014-03-01 | 2015-03-11 | 唐山市腾翔耐磨耐火材料有限公司 | Preparation method of silicon carbide wear-resistant fireproof wind-guiding wall crossbeam and wind-guiding wall brick |
| CN104987015A (en) * | 2015-07-01 | 2015-10-21 | 内蒙古筑友建材有限公司 | Highly wear-resistant ceramic-metal compound paint for industrial pipeline and application method of paint |
| CN105040925A (en) * | 2015-07-01 | 2015-11-11 | 内蒙古筑友建材有限公司 | Anti-impact and wear-resistant ceramic coating structure and construction method thereof |
| CN109053167A (en) * | 2018-09-05 | 2018-12-21 | 北京东峰兴达耐火材料有限公司 | Vacuum boiler burner hearth gravity flow pouring material |
| CN109053167B (en) * | 2018-09-05 | 2019-06-25 | 北京东峰兴达耐火材料有限公司 | Vacuum boiler burner hearth gravity flow pouring material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102491772B (en) | Preparation method for cement-free castable | |
| CN102617174A (en) | Wear-resisting ceramic castable | |
| CN101723687B (en) | Alumina bubble lightweight insulating refractory casting material | |
| CN104193354B (en) | A kind of tundish permanent layer mould material and preparation method thereof | |
| WO2015131761A1 (en) | Pyroxene porcelain and preparation method thereof | |
| CN102503460B (en) | Phosphate bonded castable adopting composite hardening accelerator | |
| CN109704774B (en) | Preparation method of high-thermal-conductivity castable for hearth of blast furnace bottom instead of carbon brick | |
| CN102923976B (en) | Aluminate cement preparation method | |
| CN102276274A (en) | Refractory castable for ladle | |
| CN103408297A (en) | Calcium hexaluminate-mullite composite material and preparation method thereof | |
| CN103992126A (en) | Method for preparing tabular corundum brick for working lining of carbon-free steel ladle | |
| CN102329143B (en) | Anti-skinning unshaped refractory material made of magnesium aluminate spinel used for cement kiln and preparation method and application of anti-skinning unshaped refractory material | |
| CN104261848A (en) | Chrome-oxide-containing mullite brick and preparation method thereof | |
| CN103435359B (en) | Thermal shock-resistant refractory castable material | |
| CN103922771A (en) | Storage iron runner castable produced by adopting waste iron runner material | |
| CN106588059A (en) | Prefabricated member for lime rotary kiln and preparation method of prefabricated member | |
| CN104671805A (en) | Anti-skinning castable and preparation method thereof | |
| CN104860687A (en) | Corundum slag-aluminum profile plant industrial sludge refractory castable | |
| CN104311044A (en) | Magnesium aluminate spinel and preparation method thereof | |
| CN103539474A (en) | High-aluminum high-strength refractory castable material | |
| CN102617173A (en) | Steel-fiber-reinforced castable | |
| CN104557078A (en) | High-density thermal-shock-resistant refractory castable for hot metal ladle | |
| CN105060903A (en) | Refractory castable with high thermal shock resistance | |
| CN104016695A (en) | Refractory castable for ladle | |
| CN102617175B (en) | Anti-coking castable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120801 |